Cita APA (7th ed.)

Huyck, M. H., & Hoyer, W. J. (1982). Adult development and aging. Wadsworth Wadsworth.

Cita Chicago (17th ed.)

Huyck, Margaret H., i William J. Hoyer. Adult Development and Aging. California: Wadsworth Wadsworth, 1982.

Cita MLA (9th ed.)

Huyck, Margaret H., i William J. Hoyer. Adult Development and Aging. Wadsworth Wadsworth, 1982.